These are horsehair worms.

It's horsehair worm.

But the horsehair worm has become necrotic.

You're worried there'll be horsehair worms abroad?

But their ecology and behavior is identical to that of a regular horsehair worm.

Horsehair worms are such prolific reproducers. They lay hundreds of thousands of eggs at a time.

It's a vermicide manufactured by your company. It kills off the horsehair worm!

Crisis Control Center has identified a cure for horsehair worm parasite.

A clinical test has confirmed necrosis of the mutant horsehair worm.

Horsehair worm is not a virus. Yet, it managed to be rampant everywhere.